| Équations équilibrées la veille |
Mg + 2 HCl = MgCl2 + H2
Zn + KNO3 + KOH + H2O = NH3 + K2[Zn(OH)4] =>
4 Zn + KNO3 + 7 KOH + 6 H2O = NH3 + 4 K2[Zn(OH)4]
Fe(NO3)3 + NH5C2O2 = Fe2O3 + N2 + H2O + CO2 =>
6 Fe(NO3)3 + 10 NH5C2O2 = 3 Fe2O3 + 14 N2 + 25 H2O + 20 CO2
MgI2 + Pb(NO3)2 = Mg(NO3)2 + PbI2 =>
MgI2 + Pb(NO3)2 = Mg(NO3)2 + PbI2
Al + HClO3 = AlCl3 + Al(ClO3)3 + H2O =>
6 Al + 18 HClO3 = AlCl3 + 5 Al(ClO3)3 + 9 H2O
Cr2O7{-2} + C2O4{-2} + H{+} = Cr{+3} + CO2 + H2O =>
Cr2O7{-2} + 3 C2O4{-2} + 14 H{+} = 2 Cr{+3} + 6 CO2 + 7 H2O
FeCl3(aq) + NH4SCN(aq) = (FeSCN)Cl2(aq) + NH4Cl(aq) =>
FeCl3(aq) + NH4SCN(aq) = (FeSCN)Cl2(aq) + NH4Cl(aq)
FeS2 + HCl = HS + FeCl2 =>
FeS2 + 2 HCl = 2 HS + FeCl2
NH4Cl + K(OH) = NH4(OH) + KCl =>
NH4Cl + K(OH) = NH4(OH) + KCl
C2H5OH(l) + O2 = CO2(g) + H2O(l) =>
C2H5OH(l) + 3 O2 = 2 CO2(g) + 3 H2O(l)
CH3NCO + H2O = CH3NH2 + CO2 =>
CH3NCO + H2O = CH3NH2 + CO2
NaBr + Mn(NO3)2 = NaNO3 + MnBr2 =>
2 NaBr + Mn(NO3)2 = 2 NaNO3 + MnBr2
Al(NO3)3(aq) + Ca(s) = Ca(NO3)2 + Al(s) =>
2 Al(NO3)3(aq) + 3 Ca(s) = 3 Ca(NO3)2 + 2 Al(s)
As2S3(s) + H2O2(aq) + OH{-} = AsO4{3-}(aq) + SO4{2-}(aq) + H2O =>
As2S3(s) + 14 H2O2(aq) + 12 OH{-} = 2 AsO4{3-}(aq) + 3 SO4{2-}(aq) + 20 H2O
LiOH + ZnO = Li2O + Zn(OH)2 =>
2 LiOH + ZnO = Li2O + Zn(OH)2
KCNS + KMnO4 + H2SO4 = MnSO4 + KHSO4 + HCN + H2O =>
5 KCNS + 6 KMnO4 + 12 H2SO4 = 6 MnSO4 + 11 KHSO4 + 5 HCN + 4 H2O
KNO3 + KOH = K2 + NO3OH =>
KNO3 + KOH = K2 + NO3OH
Zn(NO3)2 + Na2CO3 = ZnCO3 + NaNO3 =>
Zn(NO3)2 + Na2CO3 = ZnCO3 + 2 NaNO3
C2H4O2 + Cl2 = C2H3O2Cl + HCl =>
C2H4O2 + Cl2 = C2H3O2Cl + HCl
PbSO4(heat) = PbO + SO3 =>
PbSO4(heat) = PbO + SO3
BF3(g) + NH3(g) = F3BNH3(g) =>
BF3(g) + NH3(g) = F3BNH3(g)
HgO + KI = HgI2 + K2O =>
HgO + 2 KI = HgI2 + K2O
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
H2CrO4 + Zn(OH)2 = ZnCrO4 + H2O =>
H2CrO4 + Zn(OH)2 = ZnCrO4 + 2 H2O
CaBr2 + Fe2(SO4)3 = CaSO4 + FeBr3 =>
3 CaBr2 + Fe2(SO4)3 = 3 CaSO4 + 2 FeBr3
Al + WO3 = W + Al2O3 =>
2 Al + WO3 = W + Al2O3
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
K3PO4 = K + PO4 =>
K3PO4 = 3 K + PO4
Ag(NO3)2 + H2O = Ag(OH)2 + HNO3 =>
Ag(NO3)2 + 2 H2O = Ag(OH)2 + 2 HNO3
ZnSO4 + Na2HPO4 = ZnHPO4 + Na2SO4 =>
ZnSO4 + Na2HPO4 = ZnHPO4 + Na2SO4
C10H14 + KMnO4 + H2SO4 = C7H6O2 + MnSO4 + K2SO4 + H2O =>
35 C10H14 + 78 KMnO4 + 117 H2SO4 = 50 C7H6O2 + 78 MnSO4 + 39 K2SO4 + 212 H2O
Hg(NO3)2 + NaI = HgI2 + NaNO3 =>
Hg(NO3)2 + 2 NaI = HgI2 + 2 NaNO3
Ni + H = NiH2 =>
Ni + 2 H = NiH2
Al(s) + CH3COOH(aq) = (CH3COO)2Al(aq) + H2(g) =>
Al(s) + 2 CH3COOH(aq) = (CH3COO)2Al(aq) + H2(g)
H2SO3 + Au = Au2SO3 + H2 =>
H2SO3 + 2 Au = Au2SO3 + H2
C7H5O2Na + H2O = C7H6O2Na + OH =>
C7H5O2Na + H2O = C7H6O2Na + OH
CuO + H{+} = Cu{+2} + H2O =>
CuO + 2 H{+} = Cu{+2} + H2O
V + HCl = VCl5 + H2 =>
2 V + 10 HCl = 2 VCl5 + 5 H2
NaOH + CaN2O6 = NaNO3 + CaO2H2 =>
2 NaOH + CaN2O6 = 2 NaNO3 + CaO2H2
BeSO4 = Be + SO4 =>
BeSO4 = Be + SO4
Ca + P + O = Ca3(PO4)2 =>
3 Ca + 2 P + 8 O = Ca3(PO4)2
K + CO = KCO =>
K + CO = KCO
CsHCO3 + H2SO4 = Cs2SO4 + H2O + CO2 =>
2 CsHCO3 + H2SO4 = Cs2SO4 + 2 H2O + 2 CO2
HCHO + NaOH = CH3OH + HCOONa =>
2 HCHO + NaOH = CH3OH + HCOONa
Ba(CH3CO2)2 + Na2CO3 = BaCO3 + Na(CH3CO2) =>
Ba(CH3CO2)2 + Na2CO3 = BaCO3 + 2 Na(CH3CO2)
Fe + Po4 = FePo4 =>
Fe + Po4 = FePo4
Cr2O7{2-} + H2SO3 + H{+} = Cr{3+} + SO4{2-} + H2O =>
Cr2O7{2-} + 3 H2SO3 + 2 H{+} = 2 Cr{3+} + 3 SO4{2-} + 4 H2O
CH3CH2OH + HCOOH = CH3CH2COOH + H2O =>
CH3CH2OH + HCOOH = CH3CH2COOH + H2O
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